5149 SPN Fault Code

Name:

Low Voltage Disconnect Desired Operating Mode

Description:

Desired Operating Mode of the LVD. Used to issue a J1939 request to the LVD to change modes. 0000b = Automatic 0001b to 0011b = Reserved 0100b = Manual Disconnect 0101b = Manual Connect 0110b to 1110b = Reserved 1111b = No change

5149 spn fault code name is Low Voltage Disconnect Desired Operating Mode. If you don't take the time to look into 5149 spn fault when it arises, it can add up quickly. One small issue like 5149 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.

Note: The name and description of 5149 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.

5149 SPN Fault Code

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